CN104827207B - A kind of parts REPAIR WELDING nanometer layer and preparation method thereof - Google Patents
A kind of parts REPAIR WELDING nanometer layer and preparation method thereof Download PDFInfo
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- CN104827207B CN104827207B CN201510233129.1A CN201510233129A CN104827207B CN 104827207 B CN104827207 B CN 104827207B CN 201510233129 A CN201510233129 A CN 201510233129A CN 104827207 B CN104827207 B CN 104827207B
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- nanometer layer
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- 238000003466 welding Methods 0.000 title claims abstract description 42
- 230000008439 repair process Effects 0.000 title claims abstract description 18
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 16
- 229910001845 yogo sapphire Inorganic materials 0.000 claims abstract description 16
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 13
- 238000009689 gas atomisation Methods 0.000 claims abstract description 7
- 239000002077 nanosphere Substances 0.000 claims abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 229910000679 solder Inorganic materials 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/24—Selection of soldering or welding materials proper
- B23K35/32—Selection of soldering or welding materials proper with the principal constituent melting at more than 1550 degrees C
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arc Welding In General (AREA)
Abstract
The present invention relates to a kind of parts REPAIR WELDING nanometer layer and preparation method thereof, including the component of following mass percent：Fe accounts for 19%～29%, Ni and accounts for 22%～33%, Cr and account for 32%～41%, B and account for 8%～14%, Si and accounts for 8%～14%, Al2O3Account for 2%～2.5%.Methods described step is as follows：Described Fe, Ni, Cr, B, Si, Al2O3All nanosphere is obtained using gas atomization, then makes a nanometer welding wire after uniform mixing, be finally welded on component surface and form nanometer layer.Nanotechnology is combined by the present invention with solder technology, define a nanometer layer in component surface to be repaired, solve the short defect of poor bonding strength, porosity height, wearability and corrosion-resistant, the service life of existing welding wire presence, further improve the performance of parts to be repaired, extend the service life of parts.
Description
Technical field
The present invention relates to submerged arc welding technical field, specifically a kind of parts REPAIR WELDING nanometer layer and its system
Preparation Method.
Background technology
Submerged-arc welding is that a kind of electric arc burns the method welded under welding flux layer, intrinsic welding quality stable, welding
The advantages of productivity ratio is high, no arc light and flue dust are little is so as to become the important steel such as pressure vessel, pipeline section manufacture, box beam column knot
Main welding method in body plan work.In recent years although successively occurring in that many plants efficient, the new welding method of high-quality, but bury
The application of arc-welding is not still affected.Come from the angle of the deposited metal weight portion of various fusion welding methods
See, submerged-arc welding accounts for 10% about, and changes always for many years less.
Submerged-arc welding is also used for the defective parts to worn-out or surface and repairs, to realize the recovery of parts
Recycle, but the solder wire material that existing submerged-arc welding is adopted is common, and the performance of parts can not be improved, in conjunction with
Intensity difference, porosity height, wearability and corrosion-resistant, service life is not extended yet.
Content of the invention
The technical problem to be solved is to provide a kind of parts REPAIR WELDING nanometer layer and its preparation side
Method.
The technical problem to be solved employs the following technical solutions to realize：
A kind of parts REPAIR WELDING nanometer layer, including the component of following mass percent：
Fe account for 19%～29%, Ni account for 22%～33%, Cr account for 32%～41%, B account for 8%～14%, Si account for 8%～
14%, Al2O3Account for 2%～2.5%.Rationally, the layer being formed after compensate for existing welding wire welding is or not material adapted of the present invention
Foot, on the one hand realizes the reparation to parts, on the other hand, improves the serviceability of parts, extend making of parts
Use the life-span.
The best in quality percentage ratio of described each component is：Fe accounts for 21%, Ni and accounts for 24%, Cr and account for 33%, B and account for 10%, Si and accounts for
10%, Al2O3Account for 2%.Al2O3The bond strength after welding can be improved, reduce the porosity.
A kind of parts REPAIR WELDING preparation method of nanometer layer, methods described step is as follows：Described Fe, Ni, Cr,
B、Si、Al2O3All nanosphere is obtained using gas atomization, then makes a nanometer welding wire after uniform mixing, be finally welded on parts table
Face forms nanometer layer.
The invention has the beneficial effects as follows：Nanotechnology is combined by the present invention with solder technology, in parts to be repaired
Surface defines a nanometer layer, solves poor bonding strength, porosity height, wearability and the corrosion resistance that existing welding wire exists
The short defect of difference, service life, further improves the performance of parts to be repaired, extends the service life of parts.
Specific embodiment
In order that the technological means realized of the present invention, creation characteristic, reached purpose and effect are easy to understand, below right
The present invention is expanded on further.
Embodiment one：
A kind of parts REPAIR WELDING nanometer layer, including the component of following mass percent：Fe accounts for 21%, Ni and accounts for
24%, Cr account for 33%, B and account for 10%, Si and account for 10%, Al2O3Account for 2%.
A kind of parts REPAIR WELDING preparation method of nanometer layer, methods described step is as follows：Described Fe, Ni, Cr,
B、Si、Al2O3All nanosphere is obtained using gas atomization, then makes a nanometer welding wire after uniform mixing, be finally welded on parts table
Face forms nanometer layer.
Embodiment two：
A kind of parts REPAIR WELDING nanometer layer, including the component of following mass percent：Fe accounts for 19.5%, Ni and accounts for
22%, Cr account for 40%, B and account for 8%, Si and account for 8%, Al2O3Account for 2.5%.
A kind of parts REPAIR WELDING preparation method of nanometer layer, methods described step is as follows：Described Fe, Ni, Cr,
B、Si、Al2O3All nanosphere is obtained using gas atomization, then makes a nanometer welding wire after uniform mixing, be finally welded on parts table
Face forms nanometer layer.
Embodiment three：
A kind of parts REPAIR WELDING nanometer layer, including the component of following mass percent：Fe accounts for 20%, Ni and accounts for
28%, Cr account for 32%, B and account for 9%, Si and account for 9%, Al2O3Account for 2%.
A kind of parts REPAIR WELDING preparation method of nanometer layer, methods described step is as follows：Described Fe, Ni, Cr,
B、Si、Al2O3All nanosphere is obtained using gas atomization, then makes a nanometer welding wire after uniform mixing, be finally welded on parts table
Face forms nanometer layer.
Example IV：
A kind of parts REPAIR WELDING nanometer layer, including the component of following mass percent：Fe accounts for 25%, Ni and accounts for
22%, Cr account for 32%, B and account for 11%, Si and account for 8%, Al2O3Account for 2%.
A kind of parts REPAIR WELDING preparation method of nanometer layer, methods described step is as follows：Described Fe, Ni, Cr,
B、Si、Al2O3All nanosphere is obtained using gas atomization, then makes a nanometer welding wire after uniform mixing, be finally welded on parts table
Face forms nanometer layer.
In order to prove the actual effect of the present invention, spy is prepared for a nanometer layer using submerged arc welding technology on roll,
After embodiment one to example IV enforcement, test bond strength, microhardness, the porosity and the wear-resistant grain of layer respectively
Polishing machine, and using XRD, Phase Structure Analysis have been carried out to layer.Experimental result is as follows：
| Numbering | Porosity (AREA%) | Bond strength (MPa) | Microhardness (HV) |
| Embodiment one | 0.257 | 88.3 | 569 |
| Embodiment two | 0.322 | 86.7 | 528 |
| Embodiment three | 0.346 | 87.5 | 479 |
| Example IV | 0.321 | 79.2 | 471 |
| Meansigma methodss | 0.312 | 85.4 | 511.8 |
| Contrast groups | 0.442 | 70.8 | 420.5 |
Wherein, contrast groups are common alloy wire.
As above-mentioned experimental data understands, after implementing according to technical scheme, solve what traditional layer existed
The defect that porosity is big, bond strength is low, nanometer layer bond strength that the present invention makes is high, hardness is high, corrosion resistance, wear-resisting
Property strong, heterogeneous microstructure uniformly, decreases the porosity, hardness is up to HRC32, thus improving the property of parts to be repaired
Can, the service life extending parts achieves the recycling of parts.
Ultimate principle, principal character and the advantages of the present invention of the present invention have been shown and described above.The technology of the industry
The simply present invention it should be appreciated that the present invention is not limited by step embodiment, described in step embodiment and description for the personnel
Principle, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, these change and
Improvement both falls within scope of the claimed invention.Claimed scope is by appending claims and its equivalent
Thing defines.
Claims (1)
1. a kind of parts REPAIR WELDING with the preparation method of nanometer layer it is characterised in that：Parts REPAIR WELDING nanometer
Layer includes the component of following mass percent：Fe accounts for 19%～29%, Ni and accounts for 22%～33%, Cr and account for 32%～41%, B and accounts for
8%～14%, Si accounts for 8%～14%, Al2O3Account for 2%～2.5%, methods described step is as follows：Described Fe, Ni, Cr, B, Si,
Al2O3All nanosphere is obtained using gas atomization, then makes a nanometer welding wire after uniform mixing, be finally welded on component surface shape
Become nanometer layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510233129.1A CN104827207B (en) | 2015-05-09 | 2015-05-09 | A kind of parts REPAIR WELDING nanometer layer and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510233129.1A CN104827207B (en) | 2015-05-09 | 2015-05-09 | A kind of parts REPAIR WELDING nanometer layer and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104827207A CN104827207A (en) | 2015-08-12 |
| CN104827207B true CN104827207B (en) | 2017-03-08 |
Family
ID=53805599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510233129.1A Expired - Fee Related CN104827207B (en) | 2015-05-09 | 2015-05-09 | A kind of parts REPAIR WELDING nanometer layer and preparation method thereof |
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| Country | Link |
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| CN (1) | CN104827207B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85102440A (en) * | 1985-04-05 | 1986-10-01 | 机械工业部哈尔滨焊接研究所 | Fe-05 surfacing welding alloy powder agglomates |
| CN1089895A (en) * | 1993-01-19 | 1994-07-27 | 中国人民解放军运输工程学院 | The surface-defect repairing method of white cast iron roller |
| CN1858293A (en) * | 2006-06-09 | 2006-11-08 | 北京工业大学 | Nano micrometer modefied wear resistant erosion resistant thermal coated tubular wire |
| CN101591482A (en) * | 2008-11-28 | 2009-12-02 | 中国电力科学研究院 | A kind of Ni-based coating with abrasion-resistance corrosion-resistance nanometer structure and preparation method |
| CN102146563A (en) * | 2011-03-08 | 2011-08-10 | 张昆 | Production process for intelligent temperature adjusting steel rail with laser cladding layer and heat insulation coating |
| CN103521761A (en) * | 2013-10-22 | 2014-01-22 | 江苏盛伟模具材料有限公司 | Micro-nanometer oxide particle reinforced high-abrasion-resistance nickel base alloy powder and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7754305B2 (en) * | 2007-01-04 | 2010-07-13 | Ut-Battelle, Llc | High Mn austenitic stainless steel |
-
2015
- 2015-05-09 CN CN201510233129.1A patent/CN104827207B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85102440A (en) * | 1985-04-05 | 1986-10-01 | 机械工业部哈尔滨焊接研究所 | Fe-05 surfacing welding alloy powder agglomates |
| CN1089895A (en) * | 1993-01-19 | 1994-07-27 | 中国人民解放军运输工程学院 | The surface-defect repairing method of white cast iron roller |
| CN1858293A (en) * | 2006-06-09 | 2006-11-08 | 北京工业大学 | Nano micrometer modefied wear resistant erosion resistant thermal coated tubular wire |
| CN101591482A (en) * | 2008-11-28 | 2009-12-02 | 中国电力科学研究院 | A kind of Ni-based coating with abrasion-resistance corrosion-resistance nanometer structure and preparation method |
| CN102146563A (en) * | 2011-03-08 | 2011-08-10 | 张昆 | Production process for intelligent temperature adjusting steel rail with laser cladding layer and heat insulation coating |
| CN103521761A (en) * | 2013-10-22 | 2014-01-22 | 江苏盛伟模具材料有限公司 | Micro-nanometer oxide particle reinforced high-abrasion-resistance nickel base alloy powder and preparation method thereof |
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| Publication number | Publication date |
|---|---|
| CN104827207A (en) | 2015-08-12 |
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